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Small bug in ipv4_skip_header.

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This commit is contained in:
Ondrej Filip 1999-05-24 17:37:45 +00:00
parent b9f8590025
commit daeb60393d
1 changed files with 1 additions and 1 deletions
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2
lib/ipv4.c
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@ -104,7 +104,7 @@ ipv4_skip_header(byte *pkt, int *len)
if (l < 20 || (*pkt & 0xf0) != 0x40) if (l < 20 || (*pkt & 0xf0) != 0x40)
return NULL; return NULL;
q = (*pkt & 0x0f) * 4; q = (*pkt & 0x0f) * 4;
if (q < l) if (q > l)
return NULL; return NULL;
*len -= q; *len -= q;
return pkt + q; return pkt + q;